Postmaturity (dysmaturity) is a word used to describe babies born after 42 weeks. Very few babies are born at 42 weeks or later. Other terms often used to describe these late births include post-term, postmaturity, prolonged pregnancy, and post-dates pregnancy. What causes postmaturity in the newborn?

What is a post-term pregnancy? A pregnancy that lasts more than 42 weeks is called post-term. A pregnancy that is between 41 and 42 weeks is called late-term. Most women deliver between 37 and 42 weeks of pregnancy. What causes post-term pregnancy? Healthcare providers do not know why some women carry a pregnancy longer than others.

2021年7月17日 · Post-term pregnancy is a pregnancy that lasts longer than 42 weeks. That is two weeks past the normal 40-week gestation period. Most women deliver their babies between 37 and 40 weeks, which is considered safe and “normal”. Post-term pregnancy is linked to both fetal and maternal health complications.

Postterm infants are alert and appear mature. They have a decreased amount of soft-tissue mass, particularly subcutaneous fat. The skin may hang loosely on the extremities and is often dry and peeling. The fingernails and toenails are long. The nails, skin, and umbilical cord may be stained with meconium passed in utero.

Postterm pregnancy is when a woman has not yet delivered her baby after 42 weeks of gestation, two weeks beyond the typical 40-week duration of pregnancy. [1] Postmature births carry risks for both the mother and the baby, including fetal malnutrition, …

2022年7月27日 · When a pregnancy reaches 42 weeks and beyond, it’s postterm. Late-term and postterm pregnancy can raise the risk of some health problems, including: Larger than average birth size (fetal macrosomia). This increases the chance that you may need forceps, a vacuum device or another instrument to assist with the birth.

2020年6月16日 · Babies born before 37 weeks are considered premature and those born after 42 weeks are called postmature. (This can also be called a prolonged or overdue pregnancy.) About 60 percent of women will...